Oil-burner.



outlet connection for gas from the upper end of said coil, and a needlevalve provided on the discharge end of said outlet connection andarranged to deliver the gas into the aforesaid mixing chamber.

2. In apparatus of the class described, the

combination with a burner having a head formed with a plurality ofhollow arms hav- Aon 'the discharge end of said outlet connection andarranged to deliver gas into the aforesaid mixingY chamber.

3. In apparatus of the classdescribed, the combination with `a burnerhaving a head provided with discharge orifices in its underside, anupright hollow post supporting said head, and a horizontal pipeaffording a mixing chamber and connected to the lower end of said post,an VYoilvaporizi-ng-coil surrounding said post below said head, means tosupply oil under pressure into the lower end of the coil, an outletconnection from the upper end of said coil', avalve provided on thedischarge end ofisaid connection, said valve being located to have itsdischarge v*nozzle in axial alinement with and ata distance in front ofthe end of said pipe, and adjustable means rovided onwthe latter toserve as an extension thereof for regulating the length of the effectivegap through which air is admittedvinto the pipe.

4. In combination, a gas burner having an upright tubular post, a headprovided with a plurality of arms provided on the upper end of saidpost, said arms being provided with orices in their undersides, a gasand air mining pipe connected to the lower end of said post,an oilvaporizing coil provided below said head, means to supply oil underpressure to .said coil, and manually regulated means to discharge thevgas generated in said coil into said pipe.

Signed at Seattle, Washington, this 17th day of December, 1917.'

l JOHN it' siniri-i. vWitnesses E. PETERSON.

Copies of this patent may be obtained-for ve cents each, by addressingthe Commissioner of Patents, Washington, D. C.

